FreeImage: Erreur de Compilation Sous Ubuntu 10.10

In file included from Source/OpenEXR/IlmImf/ImfChromaticities.h:47,
from Source/OpenEXR/./IlmImf/ImfChromaticities.cpp:43:
Source/OpenEXR/Imath/ImathMatrix.h: In constructor ‘Imath::Matrix44::Matrix44() [with T = float]’:
Source/OpenEXR/./IlmImf/ImfChromaticities.cpp:110: instantiated from here
Source/OpenEXR/Imath/ImathMatrix.h:1813: error: ‘memset’ was not declared in this scope